//
// Copyright (c) 2011 by Jan Eric Kyprianidis <www.kyprianidis.com>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
#pragma once

#include <oz/config.h>
#include <utility>

namespace oz {

    class OZAPI ffmpeg_decoder {
    public:
        typedef std::pair<int,int> rational;
        typedef unsigned char uint8_t;
        typedef long long int64_t;

        static ffmpeg_decoder* open( const char *path );
        ~ffmpeg_decoder();

        bool        next            ();
        void        rewind          ();
        void        set_time        ( int64_t ts, bool exact=true );
        void        set_frame       ( int frame, bool exact=true );

        bool        at_end          () const;
        int         width           () const;
        int         height          () const;
        int64_t     duration        () const;
        int64_t     start_time      () const;
        int64_t     end_time        () const;
        int         frame_count     () const;
        rational    frame_rate      () const;
        rational    time_base       () const;
        uint8_t*    buffer          () const;
        int64_t     current_time    () const;
        int         current_frame   () const;
        double      fps             () const;
        int         frame_from_time ( int64_t ts ) const;
        int64_t     time_from_frame ( int frame ) const;
        int64_t     ticks           () const;
        int64_t     ticks_from_time (int64_t t) const;
        int64_t     time_from_ticks (int64_t x) const;

    private:
        struct impl;
        impl *m;
        ffmpeg_decoder(impl*);
    };

}
